package main

import "fmt"

func main()  {

	fun1()

	fun2()

	fun3()

}

func fun1()  {
	fmt.Println("helloworld")
}

func fun2()  {
	for i:=0; i<5; i++ {
		fmt.Println("fun2----i:",i)
	}
}

func fun3()  {
	fmt.Println("......fun3....")
	fun2()
}

